fixed #932

e7ef84b2 · Maria Dimashova · fa640084 · e7ef84b2
Commit e7ef84b2 authored Apr 29, 2011 by Maria Dimashova
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matchers.cpp modules/features2d/src/matchers.cpp +2 -1

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--- a/modules/features2d/src/matchers.cpp
+++ b/modules/features2d/src/matchers.cpp
@@ -914,7 +914,8 @@ void OneWayDescriptorMatcher::clear()
    GenericDescriptorMatcher::clear();
    prevTrainCount = 0;
-    base->clear();
+    if( !base.empty() )
+        base->clear();
 }
 void OneWayDescriptorMatcher::train()